5. A ball dropped from a height "h" bounces off from the ground. The velocities before and after the collisions are given below. Find the change in momenta for each case. m = 0.056 kg m = 0.43 kg U = -16.32 m/s m = 0.056 kg m = 0.43 kg U = 6.2 mls U = 8.2 mls U = -11.5 m/s